Coin is an Italian upmarket department store chain dedicated to the worlds of apparel, home decorations, accessories and beauty. Its headquarters are located. With a great collection of top-quality and reasonably priced clothing for men, women and children, Coin store in Piazza V Giornate is a popular shopping. 1_about_us_italiano. COIN EXCELSIOR ROME. VIA COLA DI RIENZO, , ROME. COIN EXCELSIOR MILAN. PIAZZA TRE TORRI, UNITA' / 1L, MILAN.